A method for fixing a steering support capable of improving efficiency when the steering support is fixed to an instrument panel reinforcement body is provided. The method for fixing the steering support according to one aspect of the present disclosure includes processes of: passing an instrument panel reinforcement body through a first through-hole formed in a steering support; and increasing the pressure inside an area of the instrument panel reinforcement body covered with the steering support, plastically deforming the area of the instrument panel reinforcement body from an inside to an outside, and pressing a circumferential surface of the first through-hole of the steering support by an outer circumferential surface of the area of the instrument panel reinforcement body.

Provided are methods of preparing a separator/anode assembly for use in an electric current producing cell, wherein the assembly comprises an anode current collector layer interposed between a first anode layer and a second anode layer and a porous separator layer on the side of the first anode layer opposite to the anode current collector layer, wherein the first anode layer is coated directly on the separator layer.

A button cell includes a button cell housing with a metal cell cup and a metal cell top. The metal cell cup has a cell cup plane region connected to a cell cup lateral surface region, and the metal cell top has a cell top plane region connected to a cell top lateral surface region. The cell cup plane region extends substantially parallel to the cell top plane region, the cell cup lateral surface region extends substantially parallel to and at least partially overlaps the cell top lateral surface region in an overlap area, an electrically insulating seal is disposed in the overlap area, and the cell cup lateral surface region and the cell top lateral surface region provide a force-fit connection therebetween to form a leaktight closure of the button cell housing. The button cell further includes an electrode winding disposed within the housing.

A method for producing a button cell includes providing a cell cup, the cell cup having a flat bottom area and a cell cup casing; providing a cell top, the cell top having a flat top area and a cell top casing having a first height; and providing an electrode-separator assembly winding. The cell top casing and the cell cup casing form an overlap area extending in a direction parallel to the axis of the winding and having a second height, the second height being between 20% and 99% of the first height. The method includes applying, in a radial direction perpendicular to the axis of the winding, a pressure on the cell cup casing so as to seal the housing, wherein a portion of the cell top casing that is cylindrical forms at least a part of the overlap area.

Provided are methods of preparing a separator/anode assembly for use in an electric current producing cell, wherein the assembly comprises an anode current collector layer interposed between a first anode layer and a second anode layer and a porous separator layer on the side of the first anode layer opposite to the anode current collector layer, wherein the first anode layer is coated directly on the separator layer.

A battery module comprising a housing, a venting assembly, a plurality of battery cells disposed in the housing, a printed circuit configured to control operations of the battery module, a vent chamber of the venting assembly, and a lid including the venting assembly. Each of the plurality of battery cells comprises a battery cell vent for venting gases from within the corresponding battery cell upward in a direction of the printed circuit. The vent chamber is disposed between the plurality of battery cells and the printed circuit. The vent chamber is configured to direct the gases vented from the battery cell vent toward an opening for venting the gases from the battery module. The lid is disposed over the plurality of battery cells and holds the printed circuit above the plurality of battery cells.

A battery manufacturing method includes forming a unit cell having a positive electrode that is obtained by a positive electrode active material layer containing an electrolytic solution being disposed on a positive electrode current collector, a negative electrode that is obtained by a negative electrode active material layer containing an electrolytic solution being disposed on a negative electrode current collector, and a separator interposed between the positive electrode and the negative electrode. The battery manufacturing method further includes applying pressure to one unit cell or with two or more stacked unit cells from the stacking direction, and charging the one unit cell or the two or more stacked unit cells after applying of the pressure. The method is performed such that the positive electrode and the negative electrode are formed without an application film being subjected to a drying process performed through heating.

A rechargeable button cell including a housing half-parts comprising a housing cup and a housing top separated from one another by an electrically insulating seal or film seal is disclosed. The button cell includes an electrode-separator assembly within the housing having a positive and a negative electrode in the form of flat layers connected to one another by a porous plastic film separator. The electrodes each include a metallic film or mesh embedded in a respective electrode material as a current collector, which acts as an output conductor that connects the electrodes to one of the flat bottom or flat top areas of the housing.

A method for producing a button cell includes providing a first metal housing part having a first housing plane region, providing a second metal housing part having a second housing plane region, and providing a cylindrical electrode winding having a first end side, a second end side, and an outer side. The electrode winding is formed from a multi-layer assembly wound in a spiral shape about an axis. The multi-layer assembly includes a positive electrode formed from a first current collector coated with a first electrode material, a negative electrode formed from a second current collector coated with a second electrode material, and a separator disposed between the positive electrode and the negative electrode. The method further includes placing the electrode winding into the first metal housing part and forming a cell housing by assembling together the first metal housing part and the second metal housing part.

A button cell includes a button cell housing with a metal cell cup and a metal cell top. The metal cell cup has a cell cup plane region connected to a cell cup lateral surface region, and the metal cell top has a cell top plane region connected to a cell top lateral surface region. The cell cup plane region extends substantially parallel to the cell top plane region, the cell cup lateral surface region extends substantially parallel to and at least partially overlaps the cell top lateral surface region in an overlap area, an electrically insulating seal is disposed in the overlap area, and the cell cup lateral surface region and the cell top lateral surface region provide a force-fit connection therebetween to form a leaktight closure of the button cell housing. The button cell further includes an electrode winding disposed within the housing.